About 348 hours. Hope this helps you out!
The correct answe would be C...
Answer:
z=-25.4
Step-by-step explanation:
Add 11.5 to both sides of the equation, then simplify. Multiply all terms by the same value to eliminate fraction denominators
5x(5w-z) -y(5w-z)
(5x-y)(5w-z)
